AMENTUM is a leading provider of integrated global mission services to the U.S. Government and its allied partners. AMENTUM provides training, logistics, operations and maintenance services to support complex missions for customers around the world. AMENTUM employs approximately 44,000 people in over 80 countries supporting some of the most meaningful and exciting missions in the world.

AMENTUM is currently seeking a Billing Analysts I to support international programs.

**Duties and Responsibilities:**

+ Preparing detailed invoice packages with appropriate documentation and backup, as per standing policies and procedures.
+ Preparing and reconciling labor postings for T&M billing.
+ Preparing correcting journal entries for billing.
+ Classifying billable vs. non-billable costs, based on program standards.
+ Validating accuracy of system transactions.
+ Research of old transactions for billing.
+ Detailed unbilled analysis.
+ AR aging anal...